What is Louis Sonstegard's specialty?

Louis Sonstegard (NPI 1427010214) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Cambridge, MN.

Where does Louis Sonstegard practice?

Louis Sonstegard practices in Cambridge, MN, based on the location reported in the CMS Medicare provider datasets for NPI 1427010214.

How much does Medicare pay Louis Sonstegard?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Louis Sonstegard (NPI 1427010214) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1427010214

Louis Sonstegard

PRACTICEALLINA HEALTH SYSTEMSee all providers at this practice →

Emergency MedicineCambridge, MNI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$254

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Isosorbide Mononitrate14 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Louis Sonstegard's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 3 inbound referrers · 17 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SANFORD HEALTH NETWORK	79	357
Kevin Ree Family Practice · Sedalia, MO	31	95
Charles Dike Family Practice · Worthington, MN	26	96

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNITED HOSPITAL DISTRICT INC.	62	194
SANFORD HEALTH NETWORK	46	263
WINDOM AREA HOSPITAL	40	93
SANFORD MEDICAL CENTER	24	67
Kevin Ree Family Practice · Sedalia, MO	19	107
CCM HEALTH	19	66
SZUTZ, TIMOTHY	18	27
Charles Dike Family Practice · Worthington, MN	17	88
City Of Windom Ambulance Ambulance Service Provider · Windom, MN	17	23
ST. FRANCIS MEDICAL CENTER	14	16
Aaron Johnson Family Practice · Blue Earth, MN	14	44
Tomasz Stys Interventional Cardiology · Sioux Falls, SD	12	76

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events